CN217188718U - Protective gas purifying device for titanium alloy smelting furnace - Google Patents
Protective gas purifying device for titanium alloy smelting furnace Download PDFInfo
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- CN217188718U CN217188718U CN202220302487.9U CN202220302487U CN217188718U CN 217188718 U CN217188718 U CN 217188718U CN 202220302487 U CN202220302487 U CN 202220302487U CN 217188718 U CN217188718 U CN 217188718U
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Abstract
The utility model discloses a titanium alloy smelting furnace protective gas purifier, include: the device comprises a primary purification container containing concentrated sulfuric acid, a secondary purification container containing a plurality of activated carbons, a tertiary purification container containing a plurality of allochroic silica gels and a quaternary purification container containing a plurality of molecular sieves; the one-level purifying container is communicated with an argon container for storing argon, the one-level purifying container is sequentially communicated with the second-level purifying container, the third-level purifying container and the fourth-level purifying container, and the fourth-level purifying container is communicated with a titanium alloy smelting furnace. The utility model discloses a titanium alloy smelting furnace protective gas purifier before argon gas is carried to vacuum consumable electric arc furnace, can reduce the content of moisture and other impurity in the argon gas, then improves the purity that argon gas carried to vacuum consumable electric arc furnace to improve the lumber recovery of titanium alloy ingot casting.
Description
Technical Field
The utility model relates to a titanium alloy founding technical field, more specifically the utility model relates to a titanium alloy smelting furnace protective gas purifier that says so.
Background
At present, the casting of titanium alloy is generally carried out by adopting a vacuum consumable electrode arc furnace, and the titanium alloy ingot is often protected by argon gas in the smelting and cooling processes, and particularly when the titanium alloy ingot is cooled in a water-cooled copper crucible in the furnace, in order to improve the cooling speed, the argon gas is often used for auxiliary cooling in the production.
However, the commercially available argon is industrial argon, the purity of the argon is not enough, particularly, the argon is very easy to contain moisture and nitrogen, and the argon reacts with a titanium alloy ingot in a high-temperature state to cause oxidation and discoloration on the surface of the ingot, so that a contaminated layer of the ingot is thickened, the peeling amount of the ingot is increased, and the yield is reduced.
Therefore, the technical problem to be solved by those skilled in the art is how to provide a protective gas purification device for a titanium alloy smelting furnace, which can reduce the moisture and impurity content in argon before the argon is delivered to a vacuum consumable electric arc furnace.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a titanium alloy smelting furnace protective gas purifier before argon gas is carried to the consumable electric arc furnace in vacuum, can reduce the content of moisture and other impurity in the argon gas, then improves the purity that argon gas carried to the consumable electric arc furnace in vacuum to improve the lumber recovery of titanium alloy casting ingot.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a protective gas purification device for a titanium alloy smelting furnace comprises: the device comprises a primary purification container containing concentrated sulfuric acid, a secondary purification container containing a plurality of activated carbons, a tertiary purification container containing a plurality of allochroic silica gels and a quaternary purification container containing a plurality of molecular sieves;
the first-stage purifying container is communicated with an argon container for storing argon, the first-stage purifying container is sequentially communicated with the second-stage purifying container, the third-stage purifying container and the fourth-stage purifying container, and meanwhile, the fourth-stage purifying container is communicated with a titanium alloy smelting furnace.
Preferably, the argon gas container and the primary purification container are communicated through a first conveying pipe, and a gas flowmeter is installed on the first conveying pipe.
Preferably, the four-stage purifying container is communicated with the titanium alloy smelting furnace through a fifth conveying pipe, and a valve is arranged on the fifth conveying pipe.
Preferably, the primary purge vessel comprises:
the concentrated sulfuric acid is contained in an inner cavity of the glass bottle body, and the top end of the glass bottle body is an opening end;
the rubber plug is detachably and hermetically connected in an opening at the top end of the glass bottle body, a first air inlet and a first air outlet are respectively communicated with the rubber plug, one end of the first conveying pipe penetrates through the first air inlet and is positioned in an inner cavity of the glass bottle body, the first conveying pipe is immersed in the concentrated sulfuric acid, and the other end of the first conveying pipe is communicated with the argon container;
and one end of the second conveying pipe penetrates through the first air outlet and is positioned in the inner cavity of the glass bottle body, the second conveying pipe and the liquid level of the concentrated sulfuric acid are arranged at intervals, and the other end of the second conveying pipe is communicated with the secondary purification container.
Preferably, the outer wall of the first conveying pipe is in sealing connection with the inner wall of the first air inlet, and the outer wall of the second conveying pipe is in sealing connection with the inner wall of the first air outlet.
Preferably, the secondary purge vessel comprises:
the inner cavity of the secondary purification tank body is used for accommodating a plurality of pieces of the active carbon, the top end of the secondary purification tank body is an open end, the side wall of the secondary purification tank body is respectively provided with a second air inlet pipe joint and a second air outlet pipe joint which are communicated with the inner cavity of the secondary purification tank body, and meanwhile, the second air inlet pipe joint is communicated with the second conveying pipe;
the secondary purification tank cover is covered on an opening at the top end of the secondary purification tank body and is detachably and hermetically connected with the side wall of the secondary purification tank body;
and one end of the third conveying pipe is communicated with the second air outlet pipe joint, and the other end of the third conveying pipe is communicated with the third-stage purifying container.
Preferably, the tertiary purification vessel comprises:
the inner cavity of the third-stage purification tank body is internally provided with a plurality of pieces of allochroic silica gel, the top end of the third-stage purification tank body is an open end, the side wall of the third-stage purification tank body is respectively provided with a third air inlet pipe joint and a third air outlet pipe joint which are communicated with the inner cavity of the third-stage purification tank body, and meanwhile, the third air inlet pipe joint is communicated with a third conveying pipe;
the three-stage purification tank cover is arranged at the opening at the top end of the three-stage purification tank body and is detachably and hermetically connected with the side wall of the three-stage purification tank body;
and one end of the fourth conveying pipe is communicated with the third air outlet pipe joint, and the other end of the fourth conveying pipe is communicated with the four-stage purification container.
Preferably, the four-stage purification vessel comprises:
the four-stage purification tank body is characterized in that a plurality of molecular sieves are contained in the inner cavity of the four-stage purification tank body, the top end of the four-stage purification tank body is an open end, a fourth air inlet pipe joint and a fourth air outlet pipe joint which are communicated with the inner cavity of the four-stage purification tank body are respectively arranged on the side wall of the four-stage purification tank body, the fourth air inlet pipe joint is communicated with the fourth conveying pipe, and the fourth air outlet pipe joint is communicated with the fifth conveying pipe.
Level four purification cover, level four purification cover lid is established the opening on level four purification tank body top, and with sealing connection can be dismantled to the lateral wall of the level four purification tank body.
Can know via foretell technical scheme, compare with prior art, the utility model discloses a titanium alloy smelting furnace protective gas purifier can realize following technological effect:
the utility model discloses make argon gas carry out the multi-stage filtration purification through multiple material before getting into the titanium alloy smelting furnace, can reduce the content of moisture and other impurity in the argon gas, then improve the purity that the argon gas was carried to the vacuum consumable electric arc furnace to improve the lumber recovery of titanium alloy ingot, simple structure moreover, the cost is lower.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is the structure schematic diagram of the protective gas purifying device of the titanium alloy smelting furnace of the utility model.
Wherein, 1-a first-stage purifying container; 2-a secondary purification container; 3-three-stage purifying container; 4-four-stage purifying container; 5-an argon gas container; 6-a titanium alloy smelting furnace; 101-a first delivery pipe; 7-a gas flow meter; 105-a fifth delivery duct; 11-a glass bottle body; 12-a rubber plug; 13-a second delivery duct; 21-a secondary purification tank body; 211-a second inlet coupling; 212-a second outlet fitting; 22-secondary purification tank cover; 23-a third delivery pipe; 31-a third-stage purification tank body; 311-third intake pipe connection; 312-a third outlet fitting; 32-three-stage purification tank cover; 33-a fourth delivery duct; 41-four-stage purification tank body; 411-fourth inlet coupling; 412-a fourth outlet fitting; 42-four-stage purification tank cover.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
The embodiment of the utility model discloses titanium alloy smelting furnace protective gas purifier, include: the device comprises a primary purifying container 1 containing concentrated sulfuric acid, a secondary purifying container 2 containing a plurality of activated carbons, a tertiary purifying container 3 containing a plurality of allochroic silicagel and a quaternary purifying container 4 containing a plurality of molecular sieves;
the first-stage purifying container 1 is communicated with an argon container 5 for storing argon, the first-stage purifying container 1 is sequentially communicated with a second-stage purifying container 2, a third-stage purifying container 3 and a fourth-stage purifying container 4, and the fourth-stage purifying container 4 is communicated with a titanium alloy smelting furnace 6.
The utility model discloses make the argon gas of storage in the argon gas container 5 in proper order through the one-level purifying container 1 that holds concentrated sulfuric acid, hold the second grade purifying container 2 that has many active carbon, hold the tertiary purifying container 3 that has many allochroic silica gel and hold the level four purifying container 4 that has many molecular sieves and then get into to titanium alloy smelting furnace 6 in, consequently the utility model discloses make the argon gas carry out multistage filtration through multiple material and purify before getting into titanium alloy smelting furnace 6, then can get rid of the water that contains in the argon gas and trace oxygen, nitrogen, hydrogen, then improve the purity that the argon gas carried to the vacuum consumable electric arc furnace to improve the lumber recovery of titanium alloy cast ingot, simple structure moreover, the cost is lower.
In order to further optimize the technical scheme, the argon container 5 is communicated with the primary purification container 1 through a first conveying pipe 101, and a gas flowmeter 7 is installed on the first conveying pipe 101.
The utility model adopts the above technical scheme, the beneficial effect that can realize does: the flow and pressure of argon are controlled by a gas flow meter 7.
The mounting of the gas meter 7 on the first delivery pipe 101 is prior art and will not be described further here.
In order to further optimize the technical scheme, the four-stage purifying container 4 is communicated with the titanium alloy smelting furnace 6 through a fifth conveying pipe 105, and a valve is arranged on the fifth conveying pipe 105.
The utility model adopts the above technical scheme, the beneficial effect that can realize does: whether the argon can enter the titanium alloy smelting furnace 6 or not is controlled through the valve, namely the valve is closed, the argon cannot enter the titanium alloy smelting furnace 6, and the valve is opened, so that the argon can enter the titanium alloy smelting furnace 6.
In order to further optimize the above technical solution, the primary purification vessel 1 comprises:
the concentrated sulfuric acid is contained in the inner cavity of the glass bottle body 11, and the top end of the glass bottle body 11 is an opening end;
the rubber plug 12 is detachably and hermetically connected in an opening at the top end of the glass bottle body 11, a first air inlet and a first air outlet are respectively communicated with the rubber plug 12, one end of the first conveying pipe 101 penetrates through the first air inlet to be positioned in an inner cavity of the glass bottle body 11 and is immersed in the concentrated sulfuric acid, and the other end of the first conveying pipe is communicated with the argon container 5;
and one end of the second conveying pipe 13 penetrates through the first air outlet and is positioned in the inner cavity of the glass bottle body 11, the second conveying pipe is arranged at an interval with the liquid level of the concentrated sulfuric acid, and the other end of the second conveying pipe 13 is communicated with the secondary purification container 2.
The utility model adopts the above technical scheme, the beneficial effect that can realize does: (1) the rubber plug 12 can be pulled out from the opening at the top end of the glass bottle body 11, so that the opening at the top end of the glass bottle body 11 can be used as a feeding port for feeding concentrated sulfuric acid, so that the concentrated sulfuric acid can be replaced at regular intervals; (2) when the plug 12 is connected in the opening on glass bottle 11 top, make the plug 12 keep the seal with the opening on glass bottle 11 top, consequently avoid concentrated sulfuric acid to volatilize to the external world, avoid other impurity to enter into to glass bottle 11 simultaneously.
The plug 12 can be dismantled sealing connection's specific mode with 11 top openings of glass bottle and be prior art, for example installs the sealing washer at the outer wall of plug 12, then plug 12 pegs graft in the opening on 11 tops of glass bottle.
The rubber plug 12 is made of acid-resistant rubber material, which is the prior art and will not be described herein.
The material of the glass bottle body 11 is quartz glass.
In order to further optimize the above technical solution, the outer wall of the first delivery pipe 101 and the inner wall of the first air inlet, and the outer wall of the second delivery pipe 13 and the inner wall of the first air outlet are hermetically connected.
The utility model adopts the above technical scheme, the beneficial effect that can realize does: concentrated sulfuric acid is prevented from volatilizing to the outside from gaps between the outer wall of the first conveying pipe 101 and the inner wall of the first air inlet and between the outer wall of the second conveying pipe 13 and the inner wall of the first air outlet.
In order to further optimize the above solution, the secondary purification vessel 2 comprises:
the inner cavity of the secondary purification tank body 21 is filled with a plurality of activated carbons, the top end of the secondary purification tank body 21 is an open end, the side wall of the secondary purification tank body 21 is respectively provided with a second air inlet pipe joint 211 and a second air outlet pipe joint 212 which are communicated with the inner cavity of the secondary purification tank body 21, and meanwhile, the second air inlet pipe joint 211 is communicated with the second conveying pipe 13;
the secondary purification tank cover 22 is arranged at the opening at the top end of the secondary purification tank body 21 in a covering manner, and is detachably and hermetically connected with the side wall of the secondary purification tank body 21;
and one end of the third conveying pipe 23 is communicated with the second air outlet pipe joint 212, and the other end of the third conveying pipe 23 is communicated with the three-stage purifying container 3.
The utility model adopts the above technical scheme, the beneficial effect that can realize does: (1) the secondary purification tank cover 22 can be detached from the secondary purification tank body 21, so that an opening at the top end of the secondary purification tank body 21 can be used as a feeding port for feeding active carbon, so that the active carbon can be replaced regularly; (2) when the second-stage purification tank cover 22 covers the opening at the top end of the second-stage purification tank body 21 and is connected with the side wall of the second-stage purification tank body 21, the second-stage purification tank cover 22 and the opening at the top end of the second-stage purification tank body 21 are kept airtight, and therefore other impurities are prevented from entering the second-stage purification tank body 21.
The specific mode that sealing connection can be dismantled with the lateral wall of the second grade purification jar body 21 to second grade purification jar cover 22 is prior art, for example can install the sealing washer on the inner wall of second grade purification jar cover 22, then the lateral wall threaded connection of second grade purification jar body 22 and second grade purification jar body 21, can also install the sealing washer on the inner wall of second grade purification jar cover 22, then the lateral wall joint of second grade purification jar body 22 and second grade purification jar body 21.
In order to further optimize the above technical solution, the tertiary purification vessel 3 comprises:
the inner cavity of the third-stage purification tank body 31 is filled with a plurality of allochroic silicagels, the top end of the third-stage purification tank body 31 is an open end, the side wall of the third-stage purification tank body 31 is respectively provided with a third air inlet pipe joint 311 and a third air outlet pipe joint 312 which are communicated with the inner cavity of the third-stage purification tank body 31, and meanwhile, the third air inlet pipe joint 311 is communicated with the third conveying pipe 23;
the third-stage purification tank cover 32 is arranged at the opening at the top end of the third-stage purification tank body 31 in a covering manner, and is detachably and hermetically connected with the side wall of the third-stage purification tank body 31;
and a fourth delivery pipe 33, one end of the fourth delivery pipe 33 is communicated with the third air outlet joint 312, and the other end is communicated with the four-stage purifying container 4.
The utility model adopts the above technical scheme, the beneficial effect that can realize does: (1) the three-stage purification tank cover 32 can be detached from the three-stage purification tank body 31, and an opening at the top end of the three-stage purification tank body 31 can be used as a feeding port for feeding allochroic silica gel, so that the allochroic silica gel can be replaced regularly; (2) when the third-stage purification tank cover 32 covers the opening at the top of the third-stage purification tank 31 and is connected to the side wall of the third-stage purification tank 31, the openings at the top of the third-stage purification tank cover 32 and the top of the third-stage purification tank 31 are kept airtight, so that other impurities are prevented from entering the third-stage purification tank 31.
The specific way that the third-level purification tank cover 32 can be detachably and hermetically connected to the side wall of the third-level purification tank body 31 is the prior art, for example, a sealing ring is mounted on the inner wall of the third-level purification tank cover 32, then the third-level purification tank cover 32 is in threaded connection with the side wall of the third-level purification tank body 31, or a sealing ring is mounted on the inner wall of the third-level purification tank cover 32, and then the third-level purification tank cover 32 is in clamping connection with the side wall of the third-level purification tank body 31.
In order to further optimize the above solution, the four-stage purification vessel 4 comprises:
the four-stage purification tank 41 is characterized in that a plurality of molecular sieves are accommodated in the inner cavity of the four-stage purification tank 41, the top end of the four-stage purification tank 41 is an open end, a fourth air inlet pipe joint 411 and a fourth air outlet pipe joint 412 which are communicated with the inner cavity of the four-stage purification tank 41 are respectively arranged on the side wall of the four-stage purification tank 41, meanwhile, the fourth air inlet pipe joint 411 is communicated with the fourth conveying pipe 33, and the fourth air outlet pipe joint 412 is communicated with the fifth conveying pipe 105.
The four-stage purification tank cover 42 is arranged at the top end of the four-stage purification tank body 41, and the four-stage purification tank cover 42 is connected with the side wall of the four-stage purification tank body 41 in a detachable and sealed mode.
The utility model adopts the above technical scheme, the beneficial effect that can realize does: (1) the four-stage purification tank cover 42 can be detached from the four-stage purification tank body 41, so that an opening at the top end of the four-stage purification tank body 41 can be used as a feeding port for feeding the molecular sieve, so that the molecular sieve can be replaced periodically; (2) when the four-stage purification tank cover 42 covers the opening at the top end of the four-stage purification tank 41 and is connected to the side wall of the four-stage purification tank 41, the four-stage purification tank cover 42 and the opening at the top end of the four-stage purification tank 41 are kept airtight, thereby preventing other impurities from entering the four-stage purification tank 41.
The specific mode that the four-stage purification tank cover 42 and the side wall of the four-stage purification tank body 41 can be detachably and hermetically connected is the prior art, for example, a sealing ring is installed on the inner wall of the four-stage purification tank cover 42, then the four-stage purification tank cover 42 is in threaded connection with the side wall of the four-stage purification tank body 41, or a sealing ring is installed on the inner wall of the four-stage purification tank cover 42, and then the four-stage purification tank cover 42 is in clamping connection with the side wall of the four-stage purification tank body 41.
In order to further optimize the technical scheme, the first conveying pipe 101, the fifth conveying pipe 105, the second conveying pipe 13, the third conveying pipe 23 and the fourth conveying pipe 33 are all pressure-resistant rubber pipes.
In order to further optimize the technical scheme, the secondary purifying container 2, the tertiary purifying container 3 and the quaternary purifying container 4 are all cylindrical stainless steel tanks.
The embodiments in the present description are described in a progressive manner, each embodiment focuses on differences from other embodiments, and the same and similar parts among the embodiments are referred to each other. The device disclosed by the embodiment corresponds to the method disclosed by the embodiment, so that the description is simple, and the relevant points can be referred to the method part for description.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (8)
1. A protective gas purification device for a titanium alloy smelting furnace is characterized by comprising: the device comprises a primary purification container (1) containing concentrated sulfuric acid, a secondary purification container (2) containing a plurality of activated carbons, a tertiary purification container (3) containing a plurality of allochroic silica gels and a quaternary purification container (4) containing a plurality of molecular sieves;
the argon gas container (5) that has storage argon gas is put through to one-level purifying container (1), just one-level purifying container (1) is put through in proper order second grade purifying container (2), tertiary purifying container (3) and level four purifying container (4), simultaneously level four purifying container (4) are put through titanium alloy smelting furnace (6).
2. A titanium alloy smelting furnace protective gas cleaning apparatus according to claim 1, characterized in that the argon gas container (5) is connected with the primary cleaning container (1) through a first conveying pipe (101), and a gas flow meter (7) is installed on the first conveying pipe (101).
3. A titanium alloy smelting furnace protective gas cleaning device according to claim 2, characterized in that the four-stage cleaning vessel (4) is connected with the titanium alloy smelting furnace (6) through a fifth delivery pipe (105), and the fifth delivery pipe (105) is provided with a valve.
4. A titanium alloy smelting furnace protective gas cleaning apparatus according to claim 3, characterized in that the primary cleaning vessel (1) comprises:
the concentrated sulfuric acid is contained in an inner cavity of the glass bottle body (11), and the top end of the glass bottle body (11) is an opening end;
the rubber plug (12) is detachably connected in an opening at the top end of the glass bottle body (11) in a sealing mode, a first air inlet and a first air outlet are respectively communicated with the rubber plug (12), one end of the first conveying pipe (101) penetrates through the first air inlet and is located in an inner cavity of the glass bottle body (11) and is immersed in the concentrated sulfuric acid, and the other end of the first conveying pipe is communicated with the argon container (5);
and one end of the second conveying pipe (13) penetrates through the first air outlet and is positioned in the inner cavity of the glass bottle body (11) and is arranged at a distance from the liquid level of the concentrated sulfuric acid, and the other end of the second conveying pipe (13) is communicated with the secondary purification container (2).
5. A titanium alloy smelting furnace protective gas cleaning apparatus according to claim 4, characterized in that the outer wall of the first delivery pipe (101) and the inner wall of the first gas inlet, and the outer wall of the second delivery pipe (13) and the inner wall of the first gas outlet are connected in a sealing manner.
6. A titanium alloy smelting furnace protective gas cleaning apparatus according to claim 4, characterized in that the secondary cleaning vessel (2) comprises:
the inner cavity of the secondary purification tank body (21) contains a plurality of pieces of activated carbon, the top end of the secondary purification tank body (21) is an open end, the side wall of the secondary purification tank body (21) is respectively provided with a second air inlet pipe joint (211) and a second air outlet pipe joint (212) which are communicated with the inner cavity of the secondary purification tank body (21), and meanwhile, the second air inlet pipe joint (211) is communicated with the second conveying pipe (13);
the secondary purification tank cover (22), the secondary purification tank cover (22) is covered on the opening at the top end of the secondary purification tank body (21), and is detachably and hermetically connected with the side wall of the secondary purification tank body (21);
and one end of the third conveying pipe (23) is communicated with the second gas outlet pipe joint (212), and the other end of the third conveying pipe (23) is communicated with the three-stage purifying container (3).
7. A titanium alloy smelting furnace protective gas cleaning apparatus according to claim 6, characterized by the tertiary cleaning vessel (3) comprising:
a third purification tank body (31), wherein a plurality of allochroic silica gels are contained in an inner cavity of the third purification tank body (31), the top end of the third purification tank body (31) is an open end, a third air inlet pipe joint (311) and a third air outlet pipe joint (312) which are communicated with the inner cavity of the third purification tank body (31) are respectively arranged on the side wall of the third purification tank body (31), and meanwhile, the third air inlet pipe joint (311) is communicated with the third conveying pipe (23);
the three-stage purification tank cover (32) is covered on the opening at the top end of the three-stage purification tank body (31), and is detachably and hermetically connected with the side wall of the three-stage purification tank body (31);
and one end of the fourth conveying pipe (33) is communicated with the third air outlet pipe joint (312), and the other end of the fourth conveying pipe (33) is communicated with the four-stage purifying container (4).
8. A titanium alloy smelting furnace protective gas cleaning apparatus according to claim 7, characterized by the four-stage cleaning vessel (4) comprising:
a fourth-stage purification tank body (41), wherein a plurality of molecular sieves are accommodated in an inner cavity of the fourth-stage purification tank body (41), the top end of the fourth-stage purification tank body (41) is an open end, a fourth air inlet pipe joint (411) and a fourth air outlet pipe joint (412) which are communicated with the inner cavity of the fourth-stage purification tank body (41) are respectively arranged on the side wall of the fourth-stage purification tank body (41), meanwhile, the fourth air inlet pipe joint (411) is communicated with the fourth conveying pipe (33), and the fourth air outlet pipe joint (412) is communicated with the fifth conveying pipe (105);
level four purification cover (42), level four purification cover (42) lid is established the opening on level four purification jar body (41) top, and with the sealed connection can be dismantled to the lateral wall of the level four purification jar body (41).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220302487.9U CN217188718U (en) | 2022-02-15 | 2022-02-15 | Protective gas purifying device for titanium alloy smelting furnace |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220302487.9U CN217188718U (en) | 2022-02-15 | 2022-02-15 | Protective gas purifying device for titanium alloy smelting furnace |
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| CN217188718U true CN217188718U (en) | 2022-08-16 |
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| CN202220302487.9U Active CN217188718U (en) | 2022-02-15 | 2022-02-15 | Protective gas purifying device for titanium alloy smelting furnace |
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